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Gas - Wikipedia, the free encyclopedia (679 words) |
 | A gas is one of the four major phases of matter (after solid and liquid, and followed by plasma, that subsequently appear as a solid material is subjected to increasingly higher temperatures. |
| The thermodynamic state of a gas is characterized by its volume, its temperature, which is determined by the average velocity or kinetic energy of the molecules, and its pressure, which measures the average force exerted by the molecules colliding against a surface. |
| The word "gas" was apparently proposed by the 17th century chemist Jan Baptist van Helmont, as a phonetic spelling of his Dutch pronunciation of the Greek word "chaos". |
| First World War.com - Weapons of War - Poison Gas (1737 words) |
| The Germans' use of chlorine gas provoked immediate widespread condemnation, and certainly damaged German relations with the neutral powers, including the U.S. The gas attacks were placed to rapid propaganda use by the British although they planned to respond in kind. |
| Raising Special Gas Companies in the wake of the Germans' April attack (of approximately 1,400 men) operating under the command of Lieutenant-Colonel Charles Foulkes, instructions were given to prepare for a gas attack at Loos in September 1915. |
| Gas never turned out to be the weapon that turned the tide of the war, as was often predicted. |
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